202212171

素因数分解:

$3^2\times 7^2\times {\mathrm{458531}}^1$

素因数の和:458551

約数の個数: 18

約数和(自身を含む): 339772212

約数和(自身を除く): 137560041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 458531, 1375593, 3209717, 4126779, 9629151, 22468019, 28887453, 67404057, 202212171]

約数ペア:

[(1, 202212171), (3, 67404057), (7, 28887453), (9, 22468019), (21, 9629151), (49, 4126779), (63, 3209717), (147, 1375593), (441, 458531)]